the shape of invisible things
Adam Zeman (Bloomsbury Circus)
Just imagine! No, seriously, just imagine that. Perhaps an apple, or a cartload of apples, or even a kingdom where apples and oranges are fighting monsters on horseback. Our imagination is capable of all this and more. They are responsible not only for movies, novels, and paintings, but also for buildings, computers, and government. They are powerful beyond measure.
However, imagination itself is extremely complex, difficult to grasp, and difficult to pin down. I may be able to describe the apple I'm thinking of, but what about the sensations I can…
Source: www.newscientist.com